If you like the classic method of interlinear language learning, or you want to know more about it, I'm working on a project called HypLern, to create interlinear word for word translated material for foreign languages, and I've recently added some Danish books as well. I have to work with copyright free material for now, so mainly H.C. Andersen, but hopefully in the future we can try to get contemporary work translated this way as well. For whomever wants to try them out, here's a link to a blog article where a free pdf is offered: